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Finding the Fourth Proportional to 29,226.80, 43,739.40 and 17,548.40

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Solution

The fourth proportional to 29,226.80, 43,739.40 and 17,548.40 is: 26,262.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,226.80 : 43,739.40 = 17,548.40 : x
  2. Step 2: Convert to fraction form
    29,226.80/43,739.40 = 17,548.40/x
  3. Step 3: Cross multiply
    29,226.80x = 43,739.40 × 17,548.40
  4. Step 4: Simplify right side
    29,226.80x = 767,556,486.96
  5. Step 5: Solve for x
    x = 767,556,486.96/29,226.80
  6. Step 6: Final answer
    x = 26,262.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.